Spreader bar for a wind surfing harness



FIG. 1 is a front elevational view of a spreader bar for a wind surfing harness showing my new design;

FIG. 2 is a rear elevational view thereof;

FIG. 3 is a right-side elevational view thereof;

FIG. 4 is a left-side elevational view thereof;

FIG. 5 is a top plan view thereof; and

FIG. 6 is a bottom plan view thereof. 

The ornamental design for a spreader bar for a wind surfing harness, as shown. 